美標閥門主要有API和ASME標準，ASTM，ASTM是材料標準;按美國標準設計，制造，生產、檢測的閥門叫做美標閥門。
美標閥門是流體輸送系統中的控制部件，具有截止、調節、導流、防止逆流、穩壓、分流或溢流泄壓等功能;用于流體控制系統的閥門，從最簡單的美標截止閥到極為復雜的自控系統中所用的各種美標閥門，其品種和規格相當繁多。閥門可用于控制空氣、水、蒸汽、各種腐蝕性介質、泥漿、油品、液態金屬和放射性介質等各種類型流體的流動。
|
代號 |
結構型式 |
結構型式解釋 |
應用標準 |
結構長度標準 |
|
C |
BB-BG-OS&Y |
螺栓連接閥蓋，螺栓連接壓蓋，明桿支架式 |
API602/API602M |
ASME B16.10 |
|
(BOLTED BONNET,BOLTED GLAND,OS&Y) |
||||
|
D |
BB-BG-OS&Y |
螺栓連接閥蓋，螺栓連接壓蓋，明桿支架式 |
API603/API603M |
ASME B16.10 |
|
(BOLTED BONNET,BOLTED GLAND,OS&Y) |
||||
|
E |
BB-BG-OS&Y-N |
螺栓連接閥蓋，螺栓連接壓蓋，明桿支架式, |
API602M |
ASME B16.10 |
|
針型結構(BOLTED BONNET,BOLTED GLAND, |
||||
|
OS&Y ,NEDDLE TYPE) |
||||
|
G |
BC-PISTON-LIFT |
螺栓連接閥蓋，升降式 |
API602M |
ASME B16.10 |
|
(BOLTED BONNE,PISTON-LIFT) |
||||
|
H |
BC-PISTON-LIFT |
螺栓連接閥蓋，升降式 |
API603M |
ASME B16.10 |
|
螺栓連接閥蓋，螺栓連接壓蓋，明桿支架式, |
||||
|
B |
BB-BG-OS&Y-W |
波紋管密封結構(BOLTED BONNET,BOLTED |
API600M |
|
|
GLAND,OS&Y ,BELLOWS SEAL TYPE) |
||||
|
螺栓連接閥蓋，螺栓連接壓蓋，明桿支架式,低溫 |
||||
|
L |
BB-BG-OS&Y-L |
密封結構(BOLTED BONNET,BOLTEDGLAND |
ASME B16.34 |
ASME B16.10 |
|
,OS&Y ,CRYOGENIC SERVICE SRRUCTURE) |
||||
|
1 |
BC-SWING |
螺栓連接閥蓋，旋啟式 |
API600M |
ASME B16.10 |
|
(BOLTED BONNET,SWING) |
||||
|
2 |
PS-PISTON-LIFT |
壓力密封閥蓋，升降式 |
API600M |
ASME B16.10 |
|
(PRESSURE SEAL BONNET,PISTON-LIFT) |
||||
|
3 |
WAFER TYPE |
對夾式止回閥 |
API594 |
API594 |
|
(WAFER CHECK VALVE) |
||||
|
4 |
TILTING-DISC |
TILTING-DISC 型止回閥 |
API600M |
ASME B16.10 |
|
(TILTING-DISC TYPE CHECK VALVE) |
||||
|
5 |
BB-BG-OS&Y-F |
螺栓連接閥蓋,螺栓連接壓蓋,明桿支架式,配特殊填料 |
API600/API600M |
ASME B16.10 |
|
(BOLTED BONNET,BOLTED GLAND,OS&Y,WITH |
||||
|
SPECCIAL PACKING) |
||||
|
6 |
BB-BG-OS&Y |
螺栓連接閥蓋,螺栓連接壓蓋,明桿支架式 |
API600/API600M |
ASME B16.10 |
|
(BOLTED BONNET,BOLTED GLAND,OS&Y) |
||||
|
7 |
BB-BG-OS&Y-H |
螺栓連接閥蓋,螺栓連接壓蓋,明桿支架式,帶吹掃孔 |
API600/API600M |
ASME B16.10 |
|
(BOLTED BONNET,BOLTED GLAND,OS&Y,WITH |
||||
|
BLOMING HOLE) |
||||
|
8 |
PS-BG-OS&Y |
壓力密封閥蓋,螺栓連接壓蓋,明桿支架式 |
API600/API600M |
ASME B16.10 |
|
(PRESSURE SEAL BONNET,BOLTED GLAND,OS&Y) |
||||
|
9 |
PS-COVER SWING |
壓力密封閥蓋, 旋啟式 |
API600/API600M |
ASME B16.10 |
|
(PRESSURE SEAL BONNET, SWING) |
||||
|
M |
BB-BG-M-SEAL |
動密封閘閥 |
API600M |
ASME 16.10 |
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